- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/31 - Phase-control circuits
Patent holdings for IPC class H05B 45/31
Total number of patents in this class: 62
10-year publication summary
0
|
0
|
1
|
1
|
2
|
9
|
19
|
18
|
9
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Lutron Technology Company LLC | 2300 |
17 |
On-Bright Electronics (Shanghai) Co., Ltd. | 326 |
6 |
Silergy Semiconductor Technology (Hangzhou) LTD | 588 |
5 |
Aleddra Inc., DBA Aleddra LED Lighting | 106 |
4 |
DMF, Inc. | 119 |
4 |
Energy Focus, Inc. | 76 |
3 |
Infineon Technologies AG | 8189 |
2 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
Leviton Manufacturing Co., Inc. | 844 |
2 |
Hubbell Lighting, Inc | 673 |
2 |
Apple Inc. | 50209 |
1 |
OSRAM GmbH | 2442 |
1 |
Delta Electronics (Shanghai) Co., Ltd. | 611 |
1 |
Dolan Designs Incorporated | 11 |
1 |
Epistar Corporation | 1553 |
1 |
Schneider Electric Industries SAS | 1376 |
1 |
Shenzhen Sendis Semiconductor Co., Ltd | 27 |
1 |
Siemens Schweiz AG | 580 |
1 |
Xiamen PVTECH Co., Ltd. | 84 |
1 |
Savant Technologies, LLC | 343 |
1 |
Other owners | 5 |